Question about 2004 Mercury Mountaineer
2004 mercury mountaineer.heat problem
When turning ac knob to heat clicking sound like door opening and closing repeatedly sounds and air blows cold instead of hot.
Posted on Nov 11, 2010
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Posted on Jan 02, 2017
Most likely the blend door actuator has a stripped gear on it causing the noise you hear. Since it runs repeatedly the stop on the gear has sheared off making it run like this
Posted on Sep 26, 2010
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